Dear R-Geo user
I have a trouble when using any function from ggmap package...
It tells me
Error in message(paste0("Map from URL : ", url)) :
  not finding function  "paste0"

Some one experienced the same issue?
thanks
P

-- 
Ing. Pierluigi De Rosa (PhD)
tel: 075 791 0278 / fax: 075 7823038
cel: 3497558268
skype: pierluigi.derosa

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